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| author | Lingling Kong <lingling.kong@intel.com> | 2024-08-14 16:38:46 +0800 |
|---|---|---|
| committer | Lingling Kong <lingling.kong@intel.com> | 2024-08-14 17:00:27 +0800 |
| commit | 1b761744dc3ea6f3d66a9c48f16719ad1c92d5ad (patch) | |
| tree | d82a604eafa33a5c8e792f3e7e10b1d5557cd4aa /gcc/tree-ssa-phiopt.cc | |
| parent | a302cd6abbeccc93784b7ecc86f2e9106aa412ca (diff) | |
| download | gcc-1b761744dc3ea6f3d66a9c48f16719ad1c92d5ad.zip gcc-1b761744dc3ea6f3d66a9c48f16719ad1c92d5ad.tar.gz gcc-1b761744dc3ea6f3d66a9c48f16719ad1c92d5ad.tar.bz2 | |
i386: Optimization for APX NDD is always zero-uppered for sub/adc/sbb
gcc/ChangeLog:
PR target/113729
* config/i386/i386.md (*subqi_1_zext<mode><nf_name>): New
define_insn.
(*subhi_1_zext<mode><nf_name>): Ditto.
(*addqi3_carry_zext<mode>): Ditto.
(*addhi3_carry_zext<mode>): Ditto.
(*addqi3_carry_zext<mode>_0): Ditto.
(*addhi3_carry_zext<mode>_0): Ditto.
(*addqi3_carry_zext<mode>_0r): Ditto.
(*addhi3_carry_zext<mode>_0r): Ditto.
(*subqi3_carry_zext<mode>): Ditto.
(*subhi3_carry_zext<mode>): Ditto.
(*subqi3_carry_zext<mode>_0): Ditto.
(*subhi3_carry_zext<mode>_0): Ditto.
(*subqi3_carry_zext<mode>_0r): Ditto.
(*subhi3_carry_zext<mode>_0r): Ditto.
gcc/testsuite/ChangeLog:
* gcc.target/i386/pr113729.c: Add more test.
* gcc.target/i386/pr113729-adc-sbb.c: New test.
Diffstat (limited to 'gcc/tree-ssa-phiopt.cc')
0 files changed, 0 insertions, 0 deletions